aboutsummaryrefslogtreecommitdiff
path: root/kernel/trace/trace_eprobe.c
diff options
context:
space:
mode:
authorTakashi Iwai <tiwai@suse.de>2022-12-22 09:11:48 +0100
committerTakashi Iwai <tiwai@suse.de>2022-12-22 09:11:48 +0100
commit2d78eb0342dd2c9c5cde9ae9ada1d33f189a858b (patch)
treef711bc9cab45f4963e4883ef15ff4c54a6cbc12e /kernel/trace/trace_eprobe.c
parentb47068b4aa53a57552398e3f60d0ed1918700c2b (diff)
parentee0b089d660021792e4ab4dda191b097ce1e964f (diff)
Merge branch 'for-next' into for-linus
Diffstat (limited to 'kernel/trace/trace_eprobe.c')
-rw-r--r--kernel/trace/trace_eprobe.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/kernel/trace/trace_eprobe.c b/kernel/trace/trace_eprobe.c
index 5dd0617e5df6..352b65e2b910 100644
--- a/kernel/trace/trace_eprobe.c
+++ b/kernel/trace/trace_eprobe.c
@@ -52,6 +52,7 @@ static void trace_event_probe_cleanup(struct trace_eprobe *ep)
kfree(ep->event_system);
if (ep->event)
trace_event_put_ref(ep->event);
+ kfree(ep->filter_str);
kfree(ep);
}
@@ -563,6 +564,9 @@ static void eprobe_trigger_func(struct event_trigger_data *data,
{
struct eprobe_data *edata = data->private_data;
+ if (unlikely(!rec))
+ return;
+
__eprobe_trace_func(edata, rec);
}
@@ -642,7 +646,7 @@ new_eprobe_trigger(struct trace_eprobe *ep, struct trace_event_file *file)
INIT_LIST_HEAD(&trigger->list);
if (ep->filter_str) {
- ret = create_event_filter(file->tr, file->event_call,
+ ret = create_event_filter(file->tr, ep->event,
ep->filter_str, false, &filter);
if (ret)
goto error;
@@ -900,7 +904,7 @@ static int trace_eprobe_tp_update_arg(struct trace_eprobe *ep, const char *argv[
static int trace_eprobe_parse_filter(struct trace_eprobe *ep, int argc, const char *argv[])
{
- struct event_filter *dummy;
+ struct event_filter *dummy = NULL;
int i, ret, len = 0;
char *p;